Home / 5,078.66-7,617.50-1,567.73

Finding the Fourth Proportional to 5,078.66, 7,617.50 and 1,567.73

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Solution

The fourth proportional to 5,078.66, 7,617.50 and 1,567.73 is: 2,351.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078.66 : 7,617.50 = 1,567.73 : x
  2. Step 2: Convert to fraction form
    5,078.66/7,617.50 = 1,567.73/x
  3. Step 3: Cross multiply
    5,078.66x = 7,617.50 × 1,567.73
  4. Step 4: Simplify right side
    5,078.66x = 11,942,137.35
  5. Step 5: Solve for x
    x = 11,942,137.35/5,078.66
  6. Step 6: Final answer
    x = 2,351.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.